Organize imports

Change-Id: Idd3752a211d6d32833d0f806541c44760a9a5fb0
diff --git a/src/main/java/com/googlesource/gerrit/plugins/validators/CommitMessageLengthValidation.java b/src/main/java/com/googlesource/gerrit/plugins/validators/CommitMessageLengthValidation.java
index 270c5a4..ffefce1 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/validators/CommitMessageLengthValidation.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/validators/CommitMessageLengthValidation.java
@@ -13,15 +13,6 @@
 // limitations under the License.
 package com.googlesource.gerrit.plugins.validators;
 
-import java.io.IOException;
-import java.util.ArrayList;
-import java.util.List;
-
-import org.eclipse.jgit.errors.ConfigInvalidException;
-import org.eclipse.jgit.lib.AbbreviatedObjectId;
-import org.eclipse.jgit.lib.Config;
-import org.eclipse.jgit.revwalk.RevCommit;
-
 import com.google.gerrit.extensions.annotations.Listen;
 import com.google.gerrit.server.config.GerritServerConfig;
 import com.google.gerrit.server.events.CommitReceivedEvent;
@@ -31,6 +22,15 @@
 import com.google.inject.Inject;
 import com.google.inject.Singleton;
 
+import org.eclipse.jgit.errors.ConfigInvalidException;
+import org.eclipse.jgit.lib.AbbreviatedObjectId;
+import org.eclipse.jgit.lib.Config;
+import org.eclipse.jgit.revwalk.RevCommit;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+
 @Listen
 @Singleton
 public class CommitMessageLengthValidation implements CommitValidationListener {